From 008861a2f3ef2c062744d733787c7e530a1b8761 Mon Sep 17 00:00:00 2001
From: Bartlomiej Sieka <tur@semihalf.com>
Date: Mon, 7 May 2007 22:36:15 +0200
Subject: [PATCH] [MPC5xxx] There are networking problems on the Motion-PRO
board with current PHY initalization code (tftp timeouts all the time). This
commit temporarily disables PHY initalization sequence to make the networking
operational, until a fix is found.
---
cpu/mpc5xxx/fec.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/cpu/mpc5xxx/fec.c b/cpu/mpc5xxx/fec.c
index e6392340a9..0b8f24d18a 100644
--- a/cpu/mpc5xxx/fec.c
+++ b/cpu/mpc5xxx/fec.c
@@ -395,7 +395,9 @@ static int mpc5xxx_fec_init(struct eth_device *dev, bd_t * bis)
static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
{
mpc5xxx_fec_priv *fec = (mpc5xxx_fec_priv *)dev->priv;
+#ifndef CONFIG_MOTIONPRO
const uint8 phyAddr = CONFIG_PHY_ADDR; /* Only one PHY */
+#endif /* !CONFIG_MOTIONPRO */
#if (DEBUG & 0x1)
printf ("mpc5xxx_fec_init_phy... Begin\n");
@@ -428,6 +430,14 @@ static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
*/
fec->eth->imask = 0x00000000;
+/*
+ * In original Promess-provided code PHY initialization is disabled with the
+ * following comment: "Phy initialization is DISABLED for now. There was a
+ * problem with running 100 Mbps on PRO board". Thus we temporarily disable
+ * PHY initialization for the Motion-PRO board, until a proper fix is found.
+ */
+
+#ifndef CONFIG_MOTIONPRO
if (fec->xcv_type != SEVENWIRE) {
/*
* Set MII_SPEED = (1/(mii_speed * 2)) * System Clock
@@ -550,6 +560,7 @@ static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
}
}
+#endif /* !CONFIG_MOTIONPRO */
#if (DEBUG & 0x2)
if (fec->xcv_type != SEVENWIRE)
--
2.39.5